Tri-o-tolyl Phosphite CAS 2622-08-4
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 2622-08-4 |
| Molecular Formula | C21H21O3P |
| Molecular Weight | 352.36 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Tri-o-tolyl Phosphite (CAS 2622-08-4) is a high-purity pharmaceutical standards reference standard from CATO, an ISO 17034 accredited reference material producer. Molecular formula: C21H21O3P. Molecular weight: 352.36 g/mol. Each batch is supplied with a Certificate of Analysis (COA).
Physical & Chemical Properties
| Molecular Formula | C21H21O3P |
| Molecular Weight | 352.36 g/mol |
| Appearance | Pale yellow to yellow crystalline powder |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep sealed and dry |
| Solubility (reference) | Soluble in chloroform, dichloromethane, ethyl acetate, DMSO |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light |
| Degree of Unsaturation (DBE) | 11.5 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1957 |
Recommended Standards
- Phosphorous acid, tris(methylphenyl) ester (CAS 25586-42-9)
- Tri-p-tolyl Phosphite (CAS 620-42-8)
- N-(5-((4-Fluoro-2-methylphenyl)carbamoyl)-2-methylphenyl)furan-2-carboxamide (CAS 853694-04-9)
- ethyl 4-oxo-1H,4H-pyrrolo[1,2-b]pyridazine-3-carboxylate (CAS 156335-37-4)
- 1,8-Dioxaspiro[4.5]decan-4-amine (CAS 1779730-52-7)
- 4-Methylumbelliferyl α-D-Mannopyranoside (CAS 28541-83-5)
- Methyl 2-(4-methylpiperazino)-5-nitrobenzenecarboxylate (CAS 735213-47-5)
- 1S,2R(+)-Ephedrine HCl (CAS 24221-86-1)
- 4-(5H,6h,7h,8h-[1,2,4]triazolo[1,5-a]pyrazin-2-yl)pyridine (CAS 1004303-68-7)
- Neuropeptide W-23 (rat) (CAS 383415-89-2)
Why CATO?
- ISO 17034 accredited reference material producer (CNAS + ANAB dual accreditation)
- 130,000+ catalog items in stock, COA supplied with every batch
- Worldwide shipping with full export documentation (HS code guidance available)
- Technical support: +86 13829788188 / jacky.chen@cato-chem.com